Apparatus for air-treatment of products

Foods and beverages: apparatus – Subjecting food to an enclosed modified atmosphere – Including means to influence movement of gas within enclosure

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Details

34147, 62381, 99478, 99483, 99517, A23B 406

Patent

active

044805357

ABSTRACT:
An apparatus for air-treatment of products includes an endless foraminous conveyor belt for the products which is adapted within the space for the air-treatment to follow at least one path extending helically in several turns, said path for the foraminous conveyor belt being defined by an inner cylinder and an outer cylinder and the air being disposed to flow through the passage situated between the cylinders from one end to the other end of the passage. According to the invention the air is also disposed to be supplied to the passage between the cylinders from the inner cylinder through perforations therein, the size of the perforations and/or the interspace therebetween being so chosen that the air supply from the inner cylinder continuously varies in the longitudinal direction thereof.

REFERENCES:
patent: 3348659 (1967-10-01), Roinestad

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